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How to update Android Oreo on Galaxy S8 and S8 Plus

How to update Android Oreo on Galaxy S8 and S8 Plus

Samsung started to update Android Oreo on Galaxy S8 and S8 Plus. The firmware started to spread in European countries. Initially, the firmware was distributed via OTA updates and then the firmware also arrived on the web. The owners of Galaxy S8 and Galaxy S8 Plus were very eager to get the firmware files and install them through the Odin tool. At first the users who started the installation with Odin, the update stopped abnormally. As a result, the phone was not updated to Android Oreo.

Upgrade Android Oreo on Galaxy S8 / S8 Plus with Odin

It was also reported that the initial version of Android Oreo for the Galaxy S8 had the problem of random reboot. Users reported that their phone was rebooting itself after a certain period of time.

After finding all these problems, Samsung has withdrawn the update. The Android Oreo files were removed from its servers and the update was interrupted for a few days to be released again a few days later.

The installation problem was related to the compression method used by Samsung for firmware files. Usually, Samsung uses the .tar.md5 or .tar conversion for firmware files. But with Galaxy S8 and S8 Plus, Samsung used the .lz4 conversion method. Existing versions of Odin do not support the .lz4. There was an alternative solution that allowed users to convert files to the compatible format. Samsung has released a new version of Odin that supports new firmware files.

Now that all the problems have been solved, you can flash Android Oreo on your phone without having any of the problems reported. We decided to do the driving now when all the problems have been solved. Read on to find out how to upgrade Android Oreo on Galaxy S8 or S8 Plus with Odin. The guide uses Odin 3.13.3.

Preparing to flash Android Oreo on Galaxy S8 or S8 Plus

  • This guide will work on all models of the Galaxy S8 and S8 Plus. Do not try this guide on a phone other than the Galaxy S8 / S8 Plus.
  • Charge the phone up to at least 50% to make sure it lasts throughout the installation process. If the phone turns off during the installation of the new firmware, the phone may hang.
  • Back up all your important data including contacts, call log, SMS messages and multimedia content before installing a new firmware.
  • If Samsung Kies is installed on your computer, you need to disable it. If you have Samsung Smart Switch on your computer, you need to close it.
  • Disable the Firewall or any Antivirus if you have installed one.
  • Use the OEM data cable to connect the S8 / S8 Plus to the computer.
  • Enable OEM unlocking and USB debugging on your phone.
  • Follow this guide carefully.

Download and installation files

  • Download and install Samsung USB drivers.
  • Download the latest Odin 3.13.1 version and extract it to your computer's desktop.
  • Download the Oreo Android firmware in stock version for Galaxy S8 or Galaxy S8 Plus. Extract the firmware on your computer desktop to get the AP, BL, CP and Home_CSC files.
Update Android Oreo

Install the firmware on the Galaxy S8 and S8 Plus

  • Open the Odin3.exe file from the extracted Odin content 3.13.1.
  • Now put your Galaxy S8 or S8 Plus in download mode. To do this, first turn off the phone. Now turn on the phone while simultaneously pressing the keys Volume down + Power + Bixby.
  • The phone will start in download mode showing you a warning. Press the Volume Up button to continue.
  • Now connect your phone to your computer.
  • Now on Odin, click on the AP tab and load the AP file you got from the firmware files.
  • Similarly, click on the BL tab and select the BL file. Select the CP files in CP card and select the Home_CSC file in CSC card.
Update Android Oreo odin
  • Switch to Options in Odin and make sure the only options selected are Auto Reboot is F.Reset.Time.
  • Now that you're ready to flash Android Oreo on your S8 / S8 +, click on the button Start.
  • You will start installing the firmware ie terminate in a few minutes. The phone will restart and you can disconnect it from the computer.

This all to update Android Oreo on your Galaxy S8 and S8 + phone.